OpenTechnical

OT-2026-000036593

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036593) never changes.

Identity and time

Publication numberOT-2026-000036593 · never reused
Internal UUID01a0ae77-46e7-7608-b31c-48efc401afb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036593
StatusPUBLIC

Content hashes

Canonical textb22cdba72759edd694ae043fc3d968ba3df96778018d9c66e4c5fbef5cbd8f04
Markdownaf16f5403a50b3805040211b640a62f9b2f379b91c582e2303a645e5d67d324b
PDF
Publication pagef21fa5a180480a98e85cdd0b751d62598f2bae623a2bb733892fddfa843c8889
Manifest5cef2a78507e258e9a568b9ce2838615ed840e86556be2f9b190bf30a8a9e262

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureqlwvSe67vmPakzJaL/3Mv0xRLf2MUjCW4jYcaclKDAVQE5StXoGTZ8ZhCBQJ4pbB3kYYasFzXLDZD65mm10jCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:25:49.114000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036593
observed f21fa5a180480a98e85cdd0b751d6259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.096573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036593/manifest.json
observed 5cef2a78507e258e9a568b9ce2838615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.079975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036593/publication.md
observed af16f5403a50b3805040211b640a62f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.064275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036593/publication.txt
observed b22cdba72759edd694ae043fc3d968ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.